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Warranties
 6 Months Ended
Sep. 28, 2019
Product Warranties Disclosures [Abstract]  
Warranties Warranties
Activity in the liability for estimated warranties was as follows (in thousands):
 
Three Months Ended
 
Six Months Ended
 
September 28,
2019
 
September 29,
2018
 
September 28,
2019
 
September 29,
2018
Balance at beginning of period
$
17,760

 
$
16,670

 
$
17,069

 
$
16,638

Purchase accounting additions
1,192

 
—

 
1,192

 
—

Charged to costs and expenses
6,765

 
6,713

 
14,586

 
12,942

Payments and deductions
(7,154
)
 
(6,478
)
 
(14,284
)
 
(12,675
)
Balance at end of period
$
18,563

 
$
16,905

 
$
18,563

 
$
16,905